单词	奥斯汀铁
释义	奥斯汀铁austenite
随便看	differential change gear device differential charging differential chart differential chemical reactor differential chromatography differential circuit differential class differential (coating) plate differential coating plate differential code differential co-efficient differential coefficient differential coherent detection differential coil differential commodity tax differential compaction differential comparator differential compensation differential component differential compound differential compounded differential compounded dc machine differential compound generator differential compound motor differential compound winding